Flush left looks wrong in GUI

[Paul Rubin]

On 8/19/24 19:36, Richard Kimberly Heck wrote:
> On 8/19/24 6:09 PM, Paul Rubin wrote:
>>
>>
>>
>> On 8/19/24 15:57, Paul Rubin wrote:
>>> Apologies if this is a known bug (or a hallucination specific to my 
>>> machine). I recently upgraded to LyX 2.4.0 RC3, and today I noticed 
>>> something goofy in a newly started document. So I manually installed 
>>> 2.4.1 and found the same issue. I've attached a minimal example.
>>>
>>> The document should be starting all paragraphs flushed to the left. 
>>> In fact, the compiled PDF has that correct ... but the LyX GUI (see 
>>> screenshot) shows most paragraphs as being indented. The only 
>>> exceptions are those immediately following section(ish) environments 
>>> (but not subparagraphs).
>>>
>>> I presume this is not intentional. Is it a known bug or is my 
>>> machine just cursed?
>>>
>>> Cheers,
>>> Paul
>> Replying to myself (never a good sign), I think I have identified the 
>> problem. My default template, inherited from (and working as expected 
>> in) LyX 2.3.6, has (under Document > Settings...) Text Layout > 
>> Paragraph Separation set to Indentation: Default. Also inherited, in 
>> the LaTeX Preamble, is the following (commented as having been added 
>> by lyx2lyx).
>>
>> \setlength{\parskip}{\smallskipamount}
>>
>> \setlength{\parindent}{0pt}
>>
>> So apparently the default template has to be recreated after 
>> upgrading from 2.3.x. I deleted the preamble contents, changed 
>> paragraph separation from Indentation: Default to Vertical space: 
>> Small skip and saved that as the new default document settings. That 
>> seems to have fixed it for new docs.
>>
> Yes, that's all correct. The default template doesn't always need to 
> be recreated, or modified, but in this case it does. It's just a 
> normal LyX document, so it's being run through the upgrade process, 
> and in this case that changes some things.
>
> It's all due to a change in how vertical space for paragraphs is 
> handled. We used to redefine things the way lyx2lyx has added. Now we 
> use the parskip package. See bug #4796.
>
> Riki
>
>
Thanks Riki. That makes sense. I wonder if it would be worth mentioning 
in new version announcements that user-created templates (default or 
otherwise) might need to be updated? Presumably templates shipping with 
LyX would not.

Paul
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